Millions from the Plains to the Northeast are under heat alerts as temperatures and humidity values soar. CNN Meteorologist Pedram Javaheri has the forecast. https://cnn.it/3kjOxdP | CNN Weather | Facebook

12 reactions | Rain and humidity continue to hang over the Southeast but cooler air is coming with a change of season. CNN meteorologist Pedram Javaheri has the details. https://cnn.it/2XJH1Sg | CNN Weather | Facebook